CN112878921A - High-efficient drilling platform is used in public road bridge roof beam construction - Google Patents
High-efficient drilling platform is used in public road bridge roof beam construction Download PDFInfo
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- CN112878921A CN112878921A CN202110108710.6A CN202110108710A CN112878921A CN 112878921 A CN112878921 A CN 112878921A CN 202110108710 A CN202110108710 A CN 202110108710A CN 112878921 A CN112878921 A CN 112878921A
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- 238000005553 drilling Methods 0.000 title claims abstract description 48
- 238000010276 construction Methods 0.000 title claims abstract description 19
- 238000013016 damping Methods 0.000 claims description 7
- 238000004080 punching Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/24—Guiding or centralising devices for drilling rods or pipes
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a high-efficiency drilling platform for highway bridge construction, which comprises a driving drilling machine, a workbench frame, a drilling rod and a supporting and positioning device, wherein an Jiong-shaped frame is concentrically fixed on the upper end surface of the workbench frame, the driving drilling machine is fixed at the axis of the inner side wall at the upper end of the Jiong-shaped frame, the drilling rod is fixed at the output end of the driving drilling machine, the supporting and positioning device is arranged below the workbench frame, the drilling rod is clamped and positioned by the positioning device in the supporting and positioning device, a bottom positioning assembly arranged on a drilling surface is coaxially arranged below the drilling rod, and the drilling rod is guided and positioned by matching and calibrating the positioning device and the bottom positioning assembly.
Description
Technical Field
The invention relates to the technical field of highway bridge construction, in particular to a high-efficiency drilling platform for highway bridge construction.
Background
When the highway bridge is constructed, fixing devices such as reinforcing steel bars and pillars need to be installed, and holes need to be punched in the highway bridge. At present, most punching processes adopt manual holding or supporting machines to punch, and punching efficiency of workers is slowed down. In the drilling process, when the hole is positioned and drilled, the drill bit is easy to deviate due to the reaction force of a road surface or a bridge, and the positioning is not accurate enough; therefore, when the drilling position needs to be changed, the plane area at the drilling position is damaged, and even the internal structure of the hole is soft, so that the subsequent fixing of structures such as a fixing device and a support column is not firm enough.
Therefore, the technical personnel in the field provide an efficient drilling platform for highway bridge construction to solve the problems in the background art.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: an efficient drilling platform for highway bridge construction comprises a driving drilling machine, a workbench frame, a drilling rod and a supporting and positioning device, wherein an Jiong-shaped frame is concentrically fixed on the upper end face of the workbench frame, the driving drilling machine is fixed at the axis of the inner side wall of the upper end of the Jiong-shaped frame, and the drilling rod is fixed at the output end of the driving drilling machine;
a supporting and positioning device is arranged below the working table frame, and a positioning device in the supporting and positioning device is used for clamping and positioning the drill rod;
and a bottom end positioning assembly arranged on the punching surface is coaxially arranged below the drill rod.
As a preferred technical scheme of the invention, the outer side wall of the hollow cylinder at the lower end of the working table frame is fixedly provided with three groups of transverse supporting slide bars which are arranged linearly in the vertical direction, six groups of transverse supporting slide bars are arranged in the circumferential direction, and the upper sides of the vertical transverse supporting slide bars are respectively provided with a transverse sliding chute with a certain length.
As a preferred technical scheme of the invention, the supporting and positioning device comprises a sliding rack, a motor, screws and a clamping plate, wherein the motor is fixed at the upper end of the sliding rack, a main bevel gear fixed at the output end of the motor is meshed and connected with a secondary bevel gear fixed at the upper end of a vertically arranged screw 32, and three groups of screw sleeves are sleeved on the screws at equal intervals;
the right ends of the threaded sleeves positioned above and below are respectively fixed with a horizontal sliding assembly, the right end of the threaded sleeve positioned in the center is hinged with the left end of a herringbone damping rod, the right end of the herringbone damping rod is hinged with the left side wall of the right end of an L-shaped sliding plate, and the right side wall of the right end of the L-shaped sliding plate is fixed with the outer side of a clamping plate;
and a positioning device is fixed on the inner side wall of the clamping plate.
As a preferable technical solution of the present invention, the lateral outer side wall of the L-shaped sliding plate is further provided with a trapezoidal slideway.
As a preferable technical scheme of the invention, an inner support sliding frame is fixed on the lower end wall of the sliding rack, and a transverse sliding groove matched with the transverse support sliding rod to slide is further formed in the inner support sliding frame.
As a preferred technical scheme of the invention, the horizontal sliding assembly comprises a T-shaped sliding plate, a fixing plate and a scale fixing piece, wherein the upper end surface and the lower end surface of the fixing plate are both provided with transverse strip-shaped slideways, and the center of the fixing plate is provided with a vertical square hole slideway;
a vertical sliding plate in the T-shaped sliding plate penetrates through the fixed plate and is fixedly connected with the left end of the L-shaped sliding plate, and a transverse sliding plate in the T-shaped sliding plate is slidably connected with a transverse strip-shaped slideway at the upper end of the fixed plate;
the outer side wall of the fixed plate is fixedly provided with scale fixing pieces which are linearly arranged to form a plurality of groups, and the lower end of the scale assembly is connected with the trapezoidal slideway in a sliding manner.
As a preferred technical scheme of the invention, the positioning device comprises an outer sector plate, an inner sector plate, an arc-shaped expansion piece and a clamping arc plate, wherein the inner side wall of the center of the outer sector plate is hinged with the right end of a herringbone stretching frame, the left end of the herringbone stretching frame is hinged with a U-shaped seat on the right side wall of the inner sector plate, stress plates are arranged at the upper end and the lower end of the inner side of the outer sector plate, and positioning transmitters are arranged on the outer sector plate and the inner sector plate;
a sector connecting plate is fixed at the lower end of the upper inner sector plate, the lower end of the sector connecting plate is in sliding connection with an inner sector slideway arranged at the upper end of the lower inner sector plate, and the upper end and the lower end of the arc-shaped expansion piece are respectively fixedly connected with the middle plate walls of the upper inner sector plate and the lower inner sector plate;
be close to be fixed with the tight pulley on the half wall of interior sector plate outside department, be linear arrangement and set up the multiunit, the articulated stress pole that is connected with on the tight pulley, the bar slide sliding connection that stress pole left and right-hand member and centre gripping arc board lateral wall were seted up, stretch into slide and stress inboard wall joint in the outer sector plate.
As a preferred technical scheme, the inner sector plate comprises clamping arc blocks and telescopic assemblies, the right side wall of the inner sector plate is of a two-section arc wall structure, the telescopic assemblies are arranged in an arc shape and are five groups, two or three groups of telescopic assemblies are fixed on the upper and lower arc walls, and the left side of each telescopic assembly is connected with the right side wall of each clamping arc block.
As a preferable technical scheme of the invention, the connection part of the telescopic assembly and the clamping arc block is in micro-twisting connection.
As a preferred technical scheme of the invention, the bottom end positioning assembly comprises a fixed outer plate, a positioning plate and a positioning receiver, wherein the positioning plate is concentrically arranged in the fixed outer plate and is arranged in a double-layer manner;
the positioning plate is provided with positioning receivers which are arranged in a circumferential mode, are arranged in a vertical one-to-one correspondence mode with the positioning transmitters, are used for receiving rays transmitted by the positioning transmitters, and are located on the inner side of the positioning receivers, and three positioning receiving original paper is arranged in the positioning receivers.
Compared with the prior art, the invention provides an efficient drilling platform for highway bridge construction, which has the following beneficial effects:
1. according to the invention, the bottom end positioning assembly and the aperture are used for positioning, and the slidable supporting and positioning device is in sliding fit with the workbench frame, so that the supporting strength of the workbench frame is improved, the positioning device and the drill rod can be conveniently adjusted to be clamped and fixed, the positioning efficiency of the drill bit and a drill hole is accelerated, the eccentric state of the drill rod in the moving process of the drill bit can be monitored in real time by installing the positioning transmitter and the positioning receiver, and the stability of the drill rod and equipment is improved by adjusting the clamping point of the positioning device and the drill rod when the drilling depth is gradually increased.
2. According to the invention, under the matching work of the stress plate and the stress rod in the positioning device, and through the three groups of safety values on the stress plate, the relative magnitude of the reaction force borne by the drill bit is differentiated and monitored, so that the problem that the drill bit is damaged or even broken due to the fact that the falling rate cannot be timely reduced when the drill bit rotates when the drill bit encounters a hard soil layer, and the drill bit is left in a drill hole to cause drill hole scrapping and economic loss is avoided.
Drawings
FIG. 1 is a schematic structural view of a drilling apparatus of the present invention;
FIG. 2 is an enlarged view of the structure at A of the present invention;
FIG. 3 is an enlarged cross-sectional view of the positioning device set of the present invention;
FIG. 4 is an enlarged view of the positioning device according to the present invention;
FIG. 5 is an enlarged view of the bottom positioning assembly of the present invention;
in the figure: 1. driving the drilling machine; 2. a drill stem; 3. supporting and positioning the device; 4. a working bench; 5. a motor; 6. a positioning device; 7. a clamping plate; 8. a bottom end positioning component 31, a sliding rack; 32. a screw; 33. a threaded sleeve; 34. a herringbone shock absorption rod; 35. a horizontal sliding assembly; 36. a fixing plate; 37. an L-shaped sliding plate; 38. a scale fixing member; 39. a trapezoidal slideway; 310. t-shaped sliding plate 61, outer sector plate; 62. an inner sector plate; 63. clamping the arc plate; 64. a stress plate; 65. a herringbone stretching frame; 66. positioning the transmitter; 67. a fixed wheel; 68. an arc-shaped retractor; 69. a sector connection plate; 610. a stress rod; 611. a telescoping assembly; 612. clamping an arc block 81 and fixing an outer plate; 82. positioning a plate; 83. a receiver is located.
Detailed Description
Referring to fig. 1, the present invention provides a technical solution: an efficient drilling platform for highway bridge construction comprises a driving drilling machine 1, a working table frame 4, a drill rod 2 and a supporting and positioning device 3, wherein an Jiong-shaped frame is concentrically fixed on the upper end face of the working table frame 4, the driving drilling machine 1 is fixed at the axle center of the inner side wall of the upper end of the Jiong-shaped frame, and the drill rod 2 is fixed at the output end of the driving drilling machine 1;
a supporting and positioning device 3 is arranged below the working table frame 4, and a positioning device 6 in the supporting and positioning device 3 is used for clamping and positioning the drill rod;
and a bottom end positioning assembly 8 arranged on the punching surface is coaxially arranged below the drill rod 2.
In this embodiment, the lateral wall of the hollow cylinder of workstation frame 4 lower extreme is fixed with the horizontal support slide bar, is vertical linear arrangement and sets up three groups, is the circumference and arranges and set up six groups, and vertical horizontal spout of certain length is all seted up to horizontal support slide bar upside, through the multiunit the structure that sets up of horizontal support slide bar and horizontal spout, the slip of mutually supporting, and as best embodiment, vertical adjacent interval between the horizontal support slide bar equals with the height that transversely supports the slide bar cross section, has strengthened the supporting power that complements each other between slip rack 31 and the workstation frame 4 has improved stability, the fastness of this structure.
Referring to fig. 2, in this embodiment, the supporting and positioning device 3 includes a sliding rack 31, a motor 5, screws 32 and a clamping plate 7, the motor 5 is fixed at the upper end of the sliding rack 31, a main bevel gear fixed at the output end of the motor 5 is engaged with a secondary bevel gear fixed at the upper end of the vertically arranged screws 32, and three sets of threaded sleeves 33 are sleeved on the screws 32 and arranged at equal intervals;
the right ends of the threaded sleeves 33 positioned above and below are respectively fixed with a horizontal sliding assembly 35, the right end of the threaded sleeve 33 positioned in the center is hinged with the left end of a herringbone damping rod 34, the right end of the herringbone damping rod 34 is hinged with the left side wall of the right end of an L-shaped sliding plate 37, and the right side wall of the right end of the L-shaped sliding plate 37 is fixed with the outer side of the clamping plate 7;
and a positioning device 6 is fixed on the inner side wall of the clamping plate 7.
In this embodiment, the horizontal outer side wall of the L-shaped sliding plate 37 is further provided with a trapezoidal slide way 39, as the best embodiment, a slide way groove in the trapezoidal slide way 39 is of an inward concave type, so that the scale fixing member 38 and the scale sensor on the concave strip-shaped surface are conveniently tightly attached, the accuracy of the measurement value of the displacement sliding change amount is improved, and the accuracy of the punching positioning is further ensured.
In this embodiment, an inner supporting sliding frame is fixed on the lower end wall of the sliding rack 31, and a transverse sliding groove which slides in cooperation with the transverse supporting sliding rod is further formed in the inner supporting sliding frame.
In this embodiment, the horizontal sliding assembly 35 includes a T-shaped sliding plate 310, a fixing plate 36 and a scale fixing member 38, wherein horizontal strip-shaped slideways are respectively disposed on the upper and lower end surfaces of the fixing plate 36, and a vertical square-hole slideway is disposed in the center of the fixing plate 36;
a vertical sliding plate in the T-shaped sliding plate 310 penetrates through the fixing plate 36 and is fixedly connected with the left end of the L-shaped sliding plate 37, and a transverse sliding plate in the T-shaped sliding plate 310 is slidably connected with a transverse strip-shaped slideway at the upper end of the fixing plate 36;
the outer side wall of the fixed plate 36 is fixed with scale fixing members 38 which are arranged in a linear manner, and the lower ends of the scale fixing members 38 are slidably connected with a trapezoidal slideway 39.
As a preferred embodiment, the upper end of the horizontal strip-shaped slideway has a concave structure, and the depth of the groove of the lower end of the horizontal strip-shaped slideway is twice the depth of the horizontal strip-shaped slideway at the upper end, so that the joint depth of the L-shaped sliding plate 37 and the bottom end face of the fixed plate 36 is increased, and the L-shaped sliding plate 37 and the fixed plate 36 slide more stably and smoothly.
Referring to fig. 3 and 4, in the embodiment, the positioning device 6 includes an outer sector plate 61, an inner sector plate 62, an arc-shaped retractor 68 and a clamping arc plate 63, the central inner side wall of the outer sector plate 61 is hinged with the right end of a herringbone stretching frame 65, the left end of the herringbone stretching frame 65 is hinged with a U-shaped seat on the right side wall of the inner sector plate 62, the upper and lower ends of the inner side of the outer sector plate 61 are provided with stress plates 64, and the outer sector plate 61 and the inner sector plate 62 are both provided with positioning emitters 66;
a sector connecting plate 69 is fixed at the lower end of the upper inner sector plate 62, the lower end of the sector connecting plate 69 is connected with an inner sector slideway arranged at the upper end of the lower inner sector plate 62 in a sliding manner, and the upper end and the lower end of the arc-shaped expansion piece 68 are respectively fixedly connected with the middle plate walls of the upper inner sector plate 62 and the lower inner sector plate 62;
fixing wheels 67 are fixed on the half wall close to the outer side of the inner sector plate 62, a plurality of groups are arranged in a linear arrangement mode, stress rods 610 are hinged to the fixing wheels 67, the left end and the right end of each stress rod 610 are connected with strip-shaped slideways arranged on the outer side wall of the clamping arc plate 63 in a sliding mode, and the slideways extending into the outer sector plate 61 are connected with the inner side wall of the stress plate 64 in a clamping mode;
it should be noted that, as a preferred embodiment, the stress plate 64 is a rotatable structure, the left end of the stress plate 64 is provided with three sets of slots as the warning value of the three-level safety stress value, and the left end of the stress plate 64 is provided with a semicircular hook key to prevent the stress rod 610 from being separated from the stress plate 64.
In this embodiment, the inner sector plate 62 includes a clamping arc block 612 and a telescopic assembly 611, the right side wall of the inner sector plate 62 is of a two-section arc wall structure, the telescopic assembly 611 is arranged in an arc shape and is provided with five groups, the upper and lower arc walls are fixed with two or three groups of the telescopic assembly 611, and the left side of the telescopic assembly 611 is connected with the right side wall of the clamping arc block 612.
In this embodiment, the connection between the telescopic assembly 611 and the clamping arc block 612 is a micro-twisting connection.
Referring to fig. 5, in the present embodiment, the bottom end positioning assembly 8 includes a fixed outer plate 81, a positioning plate 82 and a positioning receiver 83, the positioning plate 82 is concentrically disposed inside the fixed outer plate 81, and is disposed in a double-layer manner;
the positioning plate 82 is provided with positioning receivers 83 which are arranged in a circumferential manner, are vertically arranged in one-to-one correspondence with the positioning emitters 66, and are used for receiving rays emitted by the positioning emitters 66, and three positioning receiving elements are arranged in a group of the positioning receivers 83 positioned at the inner side;
in a preferred embodiment, the positioning plates 82 of the upper and lower layers are spaced apart from each other to correct and detect the horizontal state of the positioning plates 82.
In the concrete implementation, the bottom end positioning component 8 is fixed at the position to be punched, the work bench 4, the Jiong-shaped frame, the driving motor 1 and the drill rod 2 are fixed above the hole, six groups of supporting and positioning devices 3 are installed around the drill rod 2, the L-shaped sliding plate 37 is driven by the herringbone damping rods 34 to horizontally slide with the fixed plate 36, the positioning device 6 on the inner side of the adjusting clamping plate 7 is tightly attached to the surface of the shell of the drill rod 2, the vertical height position of the thread sleeve can be adjusted by the driving screw rod 32 of the motor 5 according to the punching depth, the clamping point of the drill rod 2 is changed, the deeper the clamping point is closer to the upper position, the sliding distance of the L-shaped sliding plate 37 is recorded by the scale fixing part 38, the quick adjustment can be conveniently realized when the hole of the next same type is punched, when the drill bit in the drill rod 2 is in the running state, the reaction force generated by the ground to the, and then transmit interior sector plate 62 in positioner 6, through the stress pole 610 and the stress board 64 cooperation differentiation received reverse distortion effort, avoid drilling rod 2 to rock at the pivoted in-process production, come to carry out safety precaution to the reaction force that the drill bit produced through the draw-in groove of stress board 64 with the stress pole 610 contact simultaneously, treat when being in third group draw-in groove, then can obtain the drill bit and meet firm layer, in the rotatory decline of drill bit, reduce the speed of decline, protect the drill bit, wherein location transmitter 66 is used for the location of drilling rod 2 and aperture axle center and whether skew axle center of drilling rod 2 is monitored at the drilling in-process.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and the inventive concept within the technical scope of the present invention, and the technical solution and the inventive concept thereof should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a highway bridge construction is with high-efficient drilling platform, its includes drive rig (1), workstation frame (4), drilling rod (2) and support positioner (3), its characterized in that: an Jiong-shaped frame is concentrically fixed on the upper end face of the working table frame (4), a driving drilling machine (1) is fixed at the axle center of the inner side wall of the upper end of the Jiong-shaped frame, and a drill rod (2) is fixed at the output end of the driving drilling machine (1);
a supporting and positioning device (3) is arranged below the working table frame (4), and a positioning device (6) in the supporting and positioning device (3) is used for clamping and positioning the drill rod;
and a bottom end positioning assembly (8) arranged on the punching surface is coaxially arranged below the drill rod (2).
2. The efficient drilling platform for highway bridge construction according to claim 1, wherein: the lateral wall of the hollow cylinder at the lower end of the workbench frame (4) is fixed with transverse supporting slide bars, three groups are arranged in a vertical linear mode, six groups are arranged in a circumferential mode, and the upper sides of the transverse supporting slide bars are provided with transverse sliding grooves with certain lengths.
3. The efficient drilling platform for highway bridge construction according to claim 1, wherein: the supporting and positioning device (3) comprises a sliding rack (31), a motor (5), screw rods (32) and clamping plates (7), wherein the motor (5) is fixed at the upper end of the sliding rack (31), a main bevel gear fixed at the output end of the motor (5) is meshed and connected with a secondary bevel gear fixed at the upper end of the vertically arranged screw rod (32), and three groups of threaded sleeves (33) are sleeved on the screw rod (32) at equal intervals;
the right ends of the threaded sleeves (33) positioned above and below are respectively fixed with a horizontal sliding assembly (35), the right end of the threaded sleeve (33) positioned in the center is hinged with the left end of a herringbone damping rod (34), the right end of the herringbone damping rod (34) is hinged with the left side wall of the right end of an L-shaped sliding plate (37), and the right side wall of the right end of the L-shaped sliding plate (37) is fixed with the outer side of the clamping plate (7);
and a positioning device (6) is further fixed on the inner side wall of the clamping plate (7).
4. The efficient drilling platform for highway bridge construction according to claim 3, wherein: the transverse outer side wall of the L-shaped sliding plate (37) is also provided with a trapezoidal slideway (39).
5. The efficient drilling platform for highway bridge construction according to claim 3, wherein: an inner supporting sliding frame is fixed on the lower end wall of the sliding rack (31), and a transverse sliding groove matched with the transverse supporting sliding rod to slide is further formed in the inner supporting sliding frame.
6. The efficient drilling platform for highway bridge construction according to claim 3, wherein: the horizontal sliding assembly (35) comprises a T-shaped sliding plate (310), a fixing plate (36) and a scale fixing piece (38), the upper end face and the lower end face of the fixing plate (36) are both provided with transverse strip-shaped slideways, and the center of the fixing plate (36) is provided with a vertical square hole slideway;
a vertical sliding plate in the T-shaped sliding plate (310) penetrates through the fixing plate (36) and is fixedly connected with the left end of the L-shaped sliding plate (37), and a transverse sliding plate in the T-shaped sliding plate (310) is in sliding connection with a transverse strip-shaped slideway at the upper end of the fixing plate (36);
the outer side wall of the fixing plate (36) is fixedly provided with scale fixing pieces (38) which are linearly arranged to form a plurality of groups, and the lower end of each scale component (38) is connected with a trapezoidal slide way (39) in a sliding manner.
7. The efficient drilling platform for highway bridge construction according to claim 1, wherein: the positioning device (6) comprises an outer sector plate (61), an inner sector plate (62), an arc-shaped expansion piece (68) and a clamping arc plate (63), the central inner side wall of the outer sector plate (61) is hinged with the right end of a herringbone stretching frame (65), the left end of the herringbone stretching frame (65) is hinged with a U-shaped seat on the right side wall of the inner sector plate (62), stress plates (64) are arranged at the upper end and the lower end of the inner side of the outer sector plate (61), and positioning transmitters (66) are arranged on the outer sector plate (61) and the inner sector plate (62);
a sector connecting plate (69) is fixed at the lower end of the upper inner sector plate (62), the lower end of the sector connecting plate (69) is in sliding connection with an inner sector slideway arranged at the upper end of the lower inner sector plate (62), and the upper end and the lower end of the arc-shaped expansion piece (68) are respectively fixedly connected with the middle plate walls of the upper inner sector plate and the lower inner sector plate (62);
be close to be fixed with tight pulley (67) on the half wall of interior sector plate (62) outside department, be linear arrangement and set up the multiunit, articulated on tight pulley (67) are connected with stress rod (610), the bar slide sliding connection that stress rod (610) left and right-hand member and centre gripping arc board (63) lateral wall were seted up, stretch into slide and stress board (64) inside wall joint in outer sector plate (61).
8. The efficient drilling platform for highway bridge construction according to claim 7, wherein: interior sector plate (62) include centre gripping arc piece (612) and telescopic component (611), interior sector plate (62) right side wall is two sections arc wall structures, telescopic component (611) are the arc and arrange and set up five groups, and upper and lower side arc wall is fixed with two, three groups telescopic component (611), telescopic component (611) left side and centre gripping arc piece (612) right side wall are connected.
9. The efficient drilling platform for highway bridge construction according to claim 8, wherein: the connection part of the telescopic assembly (611) and the clamping arc block (612) is in micro-twisting connection.
10. The efficient drilling platform for highway bridge construction according to claim 1, wherein: the bottom end positioning assembly (8) comprises a fixed outer plate (81), a positioning plate (82) and a positioning receiver (83), wherein the positioning plate (82) is concentrically arranged in the fixed outer plate (81) and is arranged in a double-layer manner;
be provided with location receiver (83) on locating plate (82), be the circumference and arrange the setting, with the vertical one-to-one setting of location transmitter (66) for receive the ray that location transmitter (66) transmitted, and be located an inboard a set of be provided with three location in location receiver (83) and receive the original paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110108710.6A CN112878921A (en) | 2021-01-27 | 2021-01-27 | High-efficient drilling platform is used in public road bridge roof beam construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110108710.6A CN112878921A (en) | 2021-01-27 | 2021-01-27 | High-efficient drilling platform is used in public road bridge roof beam construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112878921A true CN112878921A (en) | 2021-06-01 |
Family
ID=76053408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110108710.6A Withdrawn CN112878921A (en) | 2021-01-27 | 2021-01-27 | High-efficient drilling platform is used in public road bridge roof beam construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112878921A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601249A (en) * | 2021-08-25 | 2021-11-05 | 安徽锦恒筑家门窗科技有限公司 | Aluminum alloy door and window drilling equipment |
-
2021
- 2021-01-27 CN CN202110108710.6A patent/CN112878921A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601249A (en) * | 2021-08-25 | 2021-11-05 | 安徽锦恒筑家门窗科技有限公司 | Aluminum alloy door and window drilling equipment |
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Application publication date: 20210601 |